Data captured: 9/24/2026, 13:28:26 KST · Published: 9/24/2026, 13:29:01 KST · Update delayed: this release is over 8 days old.

Components › C · Reducers › SITO DRIVE

HS-25-IVAdd to cart

Photograph of the part · from aifitlab.com HS-25-IV

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SITO DRIVE · SITO DRIVE

HS-25-IV

Name: HS-25-IV
Brand: SITO DRIVE

C · Reducers · active · sources 2 · multiple values 1

specs 37evidence [n]sources 2multiple values 1

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Specs.

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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed

6 values for this fieldConfirm with the supplier.

Reduction ratioreduction_ratio

value

as printed 3030

source sentenceTransmission Ratio 30 50 80 100 120

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceConflicting

Retrieved · Changed2026-08-28Changed —

Reduction ratioreduction_ratio

value

as printed 5050

source sentenceTransmission Ratio 30 50 80 100 120

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceConflicting

Retrieved · Changed2026-08-28Changed —

Reduction ratioreduction_ratio

value

as printed 8080

source sentenceTransmission Ratio 30 50 80 100 120

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceConflicting

Retrieved · Changed2026-08-28Changed —

Reduction ratioreduction_ratio

value

as printed 100100

source sentenceTransmission Ratio 30 50 80 100 120

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceConflicting

Retrieved · Changed2026-08-28Changed —

Reduction ratioreduction_ratio

value

as printed 120120

source sentenceTransmission Ratio 30 50 80 100 120

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceConflicting

Retrieved · Changed2026-08-28Changed —

Rated torquerated_torque

valuemeasured at Reduction ratio 30

as printed 27 Nm27 N·m

source sentenceRated Torque at 2000r/min input 27 Nm 39 Nm 63 Nm 67 Nm 67 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Rated torquerated_torque

valuemeasured at Reduction ratio 50

as printed 39 Nm39 N·m

source sentenceRated Torque at 2000r/min input 27 Nm 39 Nm 63 Nm 67 Nm 67 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Rated torquerated_torque

valuemeasured at Reduction ratio 80

as printed 63 Nm63 N·m

source sentenceRated Torque at 2000r/min input 27 Nm 39 Nm 63 Nm 67 Nm 67 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Rated torquerated_torque

valuemeasured at Reduction ratio Reduction ratio: 100 / 120

as printed 67 Nm67 N·m

source sentenceRated Torque at 2000r/min input 27 Nm 39 Nm 63 Nm 67 Nm 67 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable start/stop torqueallowable_startstop_torque

valuemeasured at Reduction ratio 30

as printed 50 Nm50 N·m

source sentencePeak Torque allowed during start/stop 50 Nm 98 Nm 137 Nm 157 Nm 167 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable start/stop torqueallowable_startstop_torque

valuemeasured at Reduction ratio 50

as printed 98 Nm98 N·m

source sentencePeak Torque allowed during start/stop 50 Nm 98 Nm 137 Nm 157 Nm 167 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable start/stop torqueallowable_startstop_torque

valuemeasured at Reduction ratio 80

as printed 137 Nm137 N·m

source sentencePeak Torque allowed during start/stop 50 Nm 98 Nm 137 Nm 157 Nm 167 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable start/stop torqueallowable_startstop_torque

valuemeasured at Reduction ratio 100

as printed 157 Nm157 N·m

source sentencePeak Torque allowed during start/stop 50 Nm 98 Nm 137 Nm 157 Nm 167 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable start/stop torqueallowable_startstop_torque

valuemeasured at Reduction ratio 120

as printed 167 Nm167 N·m

source sentencePeak Torque allowed during start/stop 50 Nm 98 Nm 137 Nm 157 Nm 167 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable average load torqueallowable_average_load_torque

valuemeasured at Reduction ratio 30

as printed 38 Nm38 N·m

source sentenceMaximum allowable average load torque 38 Nm 55 Nm 87 Nm 108 Nm 108 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable average load torqueallowable_average_load_torque

valuemeasured at Reduction ratio 50

as printed 55 Nm55 N·m

source sentenceMaximum allowable average load torque 38 Nm 55 Nm 87 Nm 108 Nm 108 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable average load torqueallowable_average_load_torque

valuemeasured at Reduction ratio 80

as printed 87 Nm87 N·m

source sentenceMaximum allowable average load torque 38 Nm 55 Nm 87 Nm 108 Nm 108 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable average load torqueallowable_average_load_torque

valuemeasured at Reduction ratio Reduction ratio: 100 / 120

as printed 108 Nm108 N·m

source sentenceMaximum allowable average load torque 38 Nm 55 Nm 87 Nm 108 Nm 108 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Peak torquepeak_torque

valuemeasured at Reduction ratio 30

as printed 95 Nm95 N·m

source sentenceInstantaneous Maximum Torque 95 Nm 186 Nm 255 Nm 284 Nm 304 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Peak torquepeak_torque

valuemeasured at Reduction ratio 50

as printed 186 Nm186 N·m

source sentenceInstantaneous Maximum Torque 95 Nm 186 Nm 255 Nm 284 Nm 304 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Peak torquepeak_torque

valuemeasured at Reduction ratio 80

as printed 255 Nm255 N·m

source sentenceInstantaneous Maximum Torque 95 Nm 186 Nm 255 Nm 284 Nm 304 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Peak torquepeak_torque

valuemeasured at Reduction ratio 100

as printed 284 Nm284 N·m

source sentenceInstantaneous Maximum Torque 95 Nm 186 Nm 255 Nm 284 Nm 304 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Peak torquepeak_torque

valuemeasured at Reduction ratio 120

as printed 304 Nm304 N·m

source sentenceInstantaneous Maximum Torque 95 Nm 186 Nm 255 Nm 284 Nm 304 Nm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Max input speedmax_input_speed

valuemeasured at Reduction ratio Reduction ratio: 30 / 50 / 80 / 100 / 120

as printed 5600 rpm5600 r/min

source sentenceMaximum allowable input speed 5600 rpm 5600 rpm 5600 rpm 5600 rpm 5600 rpm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Moment of inertiamoment_of_inertia

valuemeasured at Reduction ratio Reduction ratio: 30 / 50 / 80 / 100 / 120

0.413 (×10⁻⁴kg·m²)

source sentenceMoment of inertia 0.413 (×10⁻⁴kg·m²) 0.413 (×10⁻⁴kg·m²) 0.413 (×10⁻⁴kg·m²) 0.413 (×10⁻⁴kg·m²) 0.413 (×10⁻⁴kg·m²)

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Backlashbacklash

valuemeasured at Reduction ratio Reduction ratio: 30 / 50

≤20 arcsec

source sentenceBacklash ≤20 arcsec ≤20 arcsec ≤10 arcsec ≤10 arcsec ≤10 arcsec

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Backlashbacklash

valuemeasured at Reduction ratio Reduction ratio: 80 / 100 / 120

≤10 arcsec

source sentenceBacklash ≤20 arcsec ≤20 arcsec ≤10 arcsec ≤10 arcsec ≤10 arcsec

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Reduction ratioreduction_ratio

value

HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

source sentenceTransmission Ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceConflicting

Retrieved · Changed2026-09-01Changed —

Rated torquerated_torque

valuemeasured at Reduction ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

HS-25-IV: 27 Nm HS-25-IV: 39 Nm HS-25-IV: 63 Nm HS-25-IV: 67 Nm HS-25-IV: 67 Nm

source sentenceRated Torque at 2000r/min input HS-25-IV: 27 Nm HS-25-IV: 39 Nm HS-25-IV: 63 Nm HS-25-IV: 67 Nm HS-25-IV: 67 Nm

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-09-01Changed —

Allowable start/stop torqueallowable_startstop_torque

valuemeasured at Reduction ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

HS-25-IV: 50 Nm HS-25-IV: 98 Nm HS-25-IV: 137 Nm HS-25-IV: 157 Nm HS-25-IV: 167 Nm

source sentencePeak Torque allowed during start/stop HS-25-IV: 50 Nm HS-25-IV: 98 Nm HS-25-IV: 137 Nm HS-25-IV: 157 Nm HS-25-IV: 167 Nm

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-09-01Changed —

Allowable average load torqueallowable_average_load_torque

valuemeasured at Reduction ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

HS-25-IV: 38 Nm HS-25-IV: 55 Nm HS-25-IV: 87 Nm HS-25-IV: 108 Nm HS-25-IV: 108 Nm

source sentenceMaximum allowable average load torque HS-25-IV: 38 Nm HS-25-IV: 55 Nm HS-25-IV: 87 Nm HS-25-IV: 108 Nm HS-25-IV: 108 Nm

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-09-01Changed —

Peak torquepeak_torque

valuemeasured at Reduction ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

HS-25-IV: 95 Nm HS-25-IV: 186 Nm HS-25-IV: 255 Nm HS-25-IV: 284 Nm HS-25-IV: 304 Nm

source sentenceInstantaneous Maximum Torque HS-25-IV: 95 Nm HS-25-IV: 186 Nm HS-25-IV: 255 Nm HS-25-IV: 284 Nm HS-25-IV: 304 Nm

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-09-01Changed —

Max input speedmax_input_speed

valuemeasured at Reduction ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

as printed 5600 rpm5600 r/min

source sentenceMaximum allowable input speed 5600 rpm

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-09-01Changed —

Moment of inertiamoment_of_inertia

valuemeasured at Reduction ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

0.413 (×10⁻⁴kg·m²)

source sentenceMoment of inertia 0.413 (×10⁻⁴kg·m²)

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-09-01Changed —

Backlashbacklash

valuemeasured at Reduction ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

HS-25-IV: ≤20 arcsec HS-25-IV: ≤20 arcsec HS-25-IV: ≤10 arcsec HS-25-IV: ≤10 arcsec HS-25-IV: ≤10 arcsec

source sentenceBacklash HS-25-IV: ≤20 arcsec HS-25-IV: ≤20 arcsec HS-25-IV: ≤10 arcsec HS-25-IV: ≤10 arcsec HS-25-IV: ≤10 arcsec

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-09-01Changed —

Allowable average input speedallowable_average_input_speed

valuemeasured at Reduction ratio Reduction ratio: 30 / 50 / 80 / 100 / 120

as printed 3500 rpm3500 r/min

source sentenceAllowable average speed 3500 rpm 3500 rpm 3500 rpm 3500 rpm 3500 rpm

sourcehttps://aifitlab.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-08-28Changed —

Allowable average input speedallowable_average_input_speed

valuemeasured at Reduction ratio HS-25-IV: 30 HS-25-IV: 50 HS-25-IV: 80 HS-25-IV: 100 HS-25-IV: 120

as printed 3500 rpm3500 r/min

source sentenceAllowable average speed 3500 rpm

sourcehttps://robotopian.com/products/sito-drive-hs-25-iv-reducer · Distributor page

EvidenceSourced

Retrieved · Changed2026-09-01Changed —

specs 37, 37 shown

Source documents.

2 documents · 1 fields with several values

2 documents

aifitlab.com/products/sito-drive-hs-25-iv-reducerDistributor page · 28 valuesRetrieved 2026-08-28

robotopian.com/products/sito-drive-hs-25-iv-reducerDistributor page · 9 valuesRetrieved 2026-09-01

DownloadSource files are not published yet: which documents may be published is undecided.

1 fields with several values

2026-08-28first collected · 2 sources

multiple values · 1Reduction ratio

Next update2026-10-01

Change history kept

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JOINT · HS-25-IV · C · Reducers

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SITO DRIVESITO DRIVE

WRC2026-AFL-SITODRIVE

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